Inventor · disambiguated record
Karlheinz Wetzchewald
Also filed as: WETZCHEWALD KARLHEINZ
1 granted patent·23 citations·filing 1980–1980
41Inventor score
Technology areasE21C
Files withHALBACH & BRAUN1
Top patents by PatentIndex Score
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →